<template>
    <div class="s2">
        <h2>区</h2>
        <ul>
            <li>{{ $route.params.a1 }}</li>
            <li>{{ $route.params.a2 }}</li>
            <li>{{ $route.params.a3 }}</li>
        </ul>
    </div>
</template>

<script>
export default {
    name: 'City',
    mounted() {
        console.log(this.$route)
        console.log(this.$route.params)
    }
}
</script>